Question

Find the area of the cardboard required to make an open box of length 28 cm, breadth 0.5 m and height 0.2 m?
​

Answer 1

Answer:

I HOPE IT IS HELPFUL TO YOU ....

_______YO_______

Answer 2

Answer:

area of cuboid=2(bh+hl)+lb

area of cuboid=2(50×20+20×28)+50×28 cm

50cm=0.5m

20cm=0.2m

area of cuboid=4520cm

therefore, area of cardboard box is 4520cm